<template>
  <div>
    <!-- //面包屑导航区 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片区域 -->
    <el-card>
      <el-row :gutter="20">
        <!-- 搜索 -->
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList" >
              <el-button slot="append" icon="el-icon-search" @click='getGoodsList()' ></el-button>
            </el-input>
        </el-col>
        <!-- 按钮 -->
        <el-col :span="4">
          <el-button type="primary" @click='goAddPage' >添加商品</el-button>
        </el-col>
      </el-row>
      <!-- table表格区 -->
      <el-table :data="goodslist" border stripe >
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格(元)" prop="goods_price" width="90px" ></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
        <!-- 使用作用域插槽和全局过滤器，自定义渲染时间 -->
        <el-table-column label="创建时间" width="140px" >
          <template slot-scope='scope'>
            {{scope.row.add_time|dataFormat}}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px" >
          <template slot-scope='scope'>
            <el-button type="primary" size="mini" icon='el-icon-edit'>编辑</el-button>
            <el-button type="danger" size="mini" icon='el-icon-delete'>删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区功能 -->
       <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-sizes="[5, 10, 20, 30]"
            :page-size="queryInfo.pagesize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total">
          </el-pagination>
    </el-card>
  </div>
</template>

<script>
  export default {
    created() {
      this.getGoodsList()
    },
    data() {
      return {
        // 请求参数
        queryInfo:{
          query:'',
          pagenum:1,
          pagesize:10
        },
        // 商品列表数据
        goodslist:[],
        total:0
      }
    },
    methods:{
      // 根据分页获取列表数据
      async getGoodsList(){
        const {data:res}=await this.$http.get('goods',{
          params:this.queryInfo
        })
        if(res.meta.status!==200) return this.$message.error('获取商品列表失败')
        this.$message.success('获取商品列表成功！')
        // console.log(res.data,'商品列表数据');
        this.goodslist=res.data.goods
        this.total=res.data.total
      },
      // 页面大小事件
      handleSizeChange(newsize){
        this.queryInfo.pagesize=newsize
        this.getGoodsList()
      },
      // 页码事件
      handleCurrentChange(newnum){
        this.queryInfo.pagenum=newnum
        this.getGoodsList()
      },
      // 跳转到商品页面
      goAddPage(){
        this.$router.push('/goods/add')
      }
    }
  }
</script>

<style lang="less" scoped>
</style>
